*Club domestic league appearances and goals, correct as of 13:40, 13 June 2024 (UTC) ‡ National team caps and goals, correct as of 22:11, 27 September 2022 (UTC)
As a youth Oyunbold played futsal for Mongoliin Temuulel FC. In 2020, he was the league's top scorer with seventy-three goals en route to winning the Best Male Player Award at the Mongolian Football Federation's annual Golden Ball Ceremony.[1] His seventy-three goal total included a league-record twenty goals in a single match.[2][3]
Football
In 2019, Oyunbold played for Mongoliin Temuulel in the National Amateur Cup. He was joint top-scorer in the competition with nine goals.[4] Later that year, the club played in the inaugural Mongolia Second League season. Mongoliin Temuulel finished third in the table as Oyunbold was tied for second-best scorer in the league with seven goals.[5]
In July following the 2019 season, he joined the academy of SP Falcons of the Mongolian Premier League on a one-year loan.[6] In March 2021, halfway through the 2021 Premier League season, Oyunbold returned to SP Falcons and signed for the first team on a five-year deal.[7] During his first partial top-flight season, he scored four goals and tallied four assists.[8]
In September 2022, he left SP Falcons and joined Hong Kong Premier League club Sham Shui Po.[9] By doing so, he became the first-ever Mongolian player to sign for a club in Hong Kong.[8][10] He made his league debut for the club on 18 September 2022 as a second-half substitute against Kitchee.[11] In June 2023, it was announced that Oyunbold was one of several players who had departed Sham Shui Po following the 2022–23 season. In total, he made eight HKPL appearances for the club.[12]
Oyunbold joined Hong Kong First Division club Wing Tai Sin in September 2023. He made his league debut for the club on 15 October 2023 against Wing Yee in the club's opening match of the 2023–24 season. He went on to appear in the club's first four matches of the campaign.[13]
International career
Oyunbold was part of Mongolia's squad that competed in 2020 AFC U-19 Championship qualification. In the final match of the group stage, he scored two goals in a 4–3 victory over Guam.[14] He was called up to the youth squad again in October 2021 as Mongolia hosted its group in 2022 AFC U-23 Asian Cup qualification. He scored in his nation's 2–3 loss to Laos to close out Mongolia's campaign.[15][16]